use ugrd_squashfs_image instead of squashfs_image

fix broken update for namespaced cmdline args. Issue was hidden becaue
of the recovery entry

Signed-off-by: Zen <[email protected]>

Author: desultory

src/ugrd/fs/livecd.py

@@ -1,5 +1,5 @@
 __author__ = "desultory"
-__version__ = "0.7.0"
+__version__ = "0.7.1"
 
 from zenlib.util import contains
 
@@ -52,7 +52,7 @@ def set_squashfs_root_source(self) -> str:
     otherwise checks that the built-in squashfs source exists."""
     return """
     root_source="$(readvar MOUNTS_ROOT_SOURCE)"
-    squashfs_image_name="$(readvar squashfs_image)"
+    squashfs_image_name="$(readvar ugrd_squashfs_image)"
     squashfs_image="/run/livecd/$squashfs_image_name"
     if [ -n "$squashfs_image_name" ]; then
         if [ -e "$squashfs_image" ]; then

src/ugrd/fs/livecd.toml

@@ -20,7 +20,6 @@ test_copy_config = ["squashfs_image", "livecd_label"]
 "set_squashfs_root_source" = "mount_root"  # The squashfs must be mounted before the root (overlay)
 "mount_livecd" = "set_squashfs_root_source"  # The root source should be checked before mounting
 
-
 [custom_parameters]
 squashfs_image = "Path"  # the path to the squashfs image (at runtime)
 livecd_label = "str"  # The label of the livecd